2 * syscalls.h - Linux syscall interfaces (non-arch-specific)
   3 *
   4 * Copyright (c) 2004 Randy Dunlap
   5 * Copyright (c) 2004 Open Source Development Labs
   6 *
   7 * This file is released under the GPLv2.
   8 * See the file COPYING for more details.
   9 */
  11#ifndef _LINUX_SYSCALLS_H
  12#define _LINUX_SYSCALLS_H
  14struct epoll_event;
  15struct iattr;
  16struct inode;
  17struct iocb;
  18struct io_event;
  19struct iovec;
  20struct itimerspec;
  21struct itimerval;
  22struct kexec_segment;
  23struct linux_dirent;
  24struct linux_dirent64;
  25struct list_head;
  26struct msgbuf;
  27struct msghdr;
  28struct msqid_ds;
  29struct new_utsname;
  30struct nfsctl_arg;
  31struct __old_kernel_stat;
  32struct pollfd;
  33struct rlimit;
  34struct rusage;
  35struct sched_param;
  36struct semaphore;
  37struct sembuf;
  38struct shmid_ds;
  39struct sockaddr;
  40struct stat;
  41struct stat64;
  42struct statfs;
  43struct statfs64;
  44struct __sysctl_args;
  45struct sysinfo;
  46struct timespec;
  47struct timeval;
  48struct timex;
  49struct timezone;
  50struct tms;
  51struct utimbuf;
  52struct mq_attr;
  53struct compat_stat;
  54struct compat_timeval;
  55struct robust_list_head;
  56struct getcpu_cache;
  57struct old_linux_dirent;
  58struct perf_event_attr;
  60#include <linux/types.h>
  61#include <linux/aio_abi.h>
  62#include <linux/capability.h>
  63#include <linux/list.h>
  64#include <linux/sem.h>
  65#include <asm/siginfo.h>
  66#include <asm/signal.h>
  67#include <linux/unistd.h>
  68#include <linux/quota.h>
  69#include <linux/key.h>
  70#include <trace/syscall.h>
  72#define __SC_DECL1(t1, a1)      t1 a1
  73#define __SC_DECL2(t2, a2, ...) t2 a2, __SC_DECL1(__VA_ARGS__)
  74#define __SC_DECL3(t3, a3, ...) t3 a3, __SC_DECL2(__VA_ARGS__)
  75#define __SC_DECL4(t4, a4, ...) t4 a4, __SC_DECL3(__VA_ARGS__)
  76#define __SC_DECL5(t5, a5, ...) t5 a5, __SC_DECL4(__VA_ARGS__)
  77#define __SC_DECL6(t6, a6, ...) t6 a6, __SC_DECL5(__VA_ARGS__)
  79#define __SC_LONG1(t1, a1)      long a1
  80#define __SC_LONG2(t2, a2, ...) long a2, __SC_LONG1(__VA_ARGS__)
  81#define __SC_LONG3(t3, a3, ...) long a3, __SC_LONG2(__VA_ARGS__)
  82#define __SC_LONG4(t4, a4, ...) long a4, __SC_LONG3(__VA_ARGS__)
  83#define __SC_LONG5(t5, a5, ...) long a5, __SC_LONG4(__VA_ARGS__)
  84#define __SC_LONG6(t6, a6, ...) long a6, __SC_LONG5(__VA_ARGS__)
  86#define __SC_CAST1(t1, a1)      (t1) a1
  87#define __SC_CAST2(t2, a2, ...) (t2) a2, __SC_CAST1(__VA_ARGS__)
  88#define __SC_CAST3(t3, a3, ...) (t3) a3, __SC_CAST2(__VA_ARGS__)
  89#define __SC_CAST4(t4, a4, ...) (t4) a4, __SC_CAST3(__VA_ARGS__)
  90#define __SC_CAST5(t5, a5, ...) (t5) a5, __SC_CAST4(__VA_ARGS__)
  91#define __SC_CAST6(t6, a6, ...) (t6) a6, __SC_CAST5(__VA_ARGS__)
  93#define __SC_TEST(type)         BUILD_BUG_ON(sizeof(type) > sizeof(long))
  94#define __SC_TEST1(t1, a1)      __SC_TEST(t1)
  95#define __SC_TEST2(t2, a2, ...) __SC_TEST(t2); __SC_TEST1(__VA_ARGS__)
  96#define __SC_TEST3(t3, a3, ...) __SC_TEST(t3); __SC_TEST2(__VA_ARGS__)
  97#define __SC_TEST4(t4, a4, ...) __SC_TEST(t4); __SC_TEST3(__VA_ARGS__)
  98#define __SC_TEST5(t5, a5, ...) __SC_TEST(t5); __SC_TEST4(__VA_ARGS__)
  99#define __SC_TEST6(t6, a6, ...) __SC_TEST(t6); __SC_TEST5(__VA_ARGS__)
 102#define TRACE_SYS_ENTER_PROFILE(sname)                                         \
 103static int prof_sysenter_enable_##sname(void)                                  \
 104{                                                                              \
 105        return reg_prof_syscall_enter("sys"#sname);                            \
 106}                                                                              \
 107                                                                               \
 108static void prof_sysenter_disable_##sname(void)                                \
 109{                                                                              \
 110        unreg_prof_syscall_enter("sys"#sname);                                 \
 113#define TRACE_SYS_EXIT_PROFILE(sname)                                          \
 114static int prof_sysexit_enable_##sname(void)                                   \
 115{                                                                              \
 116        return reg_prof_syscall_exit("sys"#sname);                             \
 117}                                                                              \
 118                                                                               \
 119static void prof_sysexit_disable_##sname(void)                                 \
 120{                                                                              \
 121        unreg_prof_syscall_exit("sys"#sname);                                  \
 124#define TRACE_SYS_ENTER_PROFILE_INIT(sname)                                    \
 125        .profile_count = ATOMIC_INIT(-1),                                      \
 126        .profile_enable = prof_sysenter_enable_##sname,                        \
 127        .profile_disable = prof_sysenter_disable_##sname,
 129#define TRACE_SYS_EXIT_PROFILE_INIT(sname)                                     \
 130        .profile_count = ATOMIC_INIT(-1),                                      \
 131        .profile_enable = prof_sysexit_enable_##sname,                         \
 132        .profile_disable = prof_sysexit_disable_##sname,
 134#define TRACE_SYS_ENTER_PROFILE(sname)
 136#define TRACE_SYS_EXIT_PROFILE(sname)
 137#define TRACE_SYS_EXIT_PROFILE_INIT(sname)
 141#define __SC_STR_ADECL1(t, a)           #a
 142#define __SC_STR_ADECL2(t, a, ...)      #a, __SC_STR_ADECL1(__VA_ARGS__)
 143#define __SC_STR_ADECL3(t, a, ...)      #a, __SC_STR_ADECL2(__VA_ARGS__)
 144#define __SC_STR_ADECL4(t, a, ...)      #a, __SC_STR_ADECL3(__VA_ARGS__)
 145#define __SC_STR_ADECL5(t, a, ...)      #a, __SC_STR_ADECL4(__VA_ARGS__)
 146#define __SC_STR_ADECL6(t, a, ...)      #a, __SC_STR_ADECL5(__VA_ARGS__)
 148#define __SC_STR_TDECL1(t, a)           #t
 149#define __SC_STR_TDECL2(t, a, ...)      #t, __SC_STR_TDECL1(__VA_ARGS__)
 150#define __SC_STR_TDECL3(t, a, ...)      #t, __SC_STR_TDECL2(__VA_ARGS__)
 151#define __SC_STR_TDECL4(t, a, ...)      #t, __SC_STR_TDECL3(__VA_ARGS__)
 152#define __SC_STR_TDECL5(t, a, ...)      #t, __SC_STR_TDECL4(__VA_ARGS__)
 153#define __SC_STR_TDECL6(t, a, ...)      #t, __SC_STR_TDECL5(__VA_ARGS__)
 155#define SYSCALL_TRACE_ENTER_EVENT(sname)                                \
 156        static struct ftrace_event_call event_enter_##sname;            \
 157        struct trace_event enter_syscall_print_##sname = {              \
 158                .trace                  = print_syscall_enter,          \
 159        };                                                              \
 160        static int init_enter_##sname(void)                             \
 161        {                                                               \
 162                int num, id;                                            \
 163                num = syscall_name_to_nr("sys"#sname);                  \
 164                if (num < 0)                                            \
 165                        return -ENOSYS;                                 \
 166                id = register_ftrace_event(&enter_syscall_print_##sname);\
 167                if (!id)                                                \
 168                        return -ENODEV;                                 \
 169       = id;                            \
 170                set_syscall_enter_id(num, id);                          \
 171                INIT_LIST_HEAD(&event_enter_##sname.fields);            \
 172                return 0;                                               \
 173        }                                                               \
 174        TRACE_SYS_ENTER_PROFILE(sname);                                 \
 175        static struct ftrace_event_call __used                          \
 176          __attribute__((__aligned__(4)))                               \
 177          __attribute__((section("_ftrace_events")))                    \
 178          event_enter_##sname = {                                       \
 179                .name                   = "sys_enter"#sname,            \
 180                .system                 = "syscalls",                   \
 181                .event                  = &event_syscall_enter,         \
 182                .raw_init               = init_enter_##sname,           \
 183                .show_format            = syscall_enter_format,         \
 184                .define_fields          = syscall_enter_define_fields,  \
 185                .regfunc                = reg_event_syscall_enter,      \
 186                .unregfunc              = unreg_event_syscall_enter,    \
 187                .data                   = "sys"#sname,                  \
 188                TRACE_SYS_ENTER_PROFILE_INIT(sname)                     \
 189        }
 191#define SYSCALL_TRACE_EXIT_EVENT(sname)                                 \
 192        static struct ftrace_event_call event_exit_##sname;             \
 193        struct trace_event exit_syscall_print_##sname = {               \
 194                .trace                  = print_syscall_exit,           \
 195        };                                                              \
 196        static int init_exit_##sname(void)                              \
 197        {                                                               \
 198                int num, id;                                            \
 199                num = syscall_name_to_nr("sys"#sname);                  \
 200                if (num < 0)                                            \
 201                        return -ENOSYS;                                 \
 202                id = register_ftrace_event(&exit_syscall_print_##sname);\
 203                if (!id)                                                \
 204                        return -ENODEV;                                 \
 205       = id;                             \
 206                set_syscall_exit_id(num, id);                           \
 207                INIT_LIST_HEAD(&event_exit_##sname.fields);             \
 208                return 0;                                               \
 209        }                                                               \
 210        TRACE_SYS_EXIT_PROFILE(sname);                                  \
 211        static struct ftrace_event_call __used                          \
 212          __attribute__((__aligned__(4)))                               \
 213          __attribute__((section("_ftrace_events")))                    \
 214          event_exit_##sname = {                                        \
 215                .name                   = "sys_exit"#sname,             \
 216                .system                 = "syscalls",                   \
 217                .event                  = &event_syscall_exit,          \
 218                .raw_init               = init_exit_##sname,            \
 219                .show_format            = syscall_exit_format,          \
 220                .define_fields          = syscall_exit_define_fields,   \
 221                .regfunc                = reg_event_syscall_exit,       \
 222                .unregfunc              = unreg_event_syscall_exit,     \
 223                .data                   = "sys"#sname,                  \
 224                TRACE_SYS_EXIT_PROFILE_INIT(sname)                      \
 225        }
 227#define SYSCALL_METADATA(sname, nb)                             \
 228        SYSCALL_TRACE_ENTER_EVENT(sname);                       \
 229        SYSCALL_TRACE_EXIT_EVENT(sname);                        \
 230        static const struct syscall_metadata __used             \
 231          __attribute__((__aligned__(4)))                       \
 232          __attribute__((section("__syscalls_metadata")))       \
 233          __syscall_meta_##sname = {                            \
 234                .name           = "sys"#sname,                  \
 235                .nb_args        = nb,                           \
 236                .types          = types_##sname,                \
 237                .args           = args_##sname,                 \
 238                .enter_event    = &event_enter_##sname,         \
 239                .exit_event     = &event_exit_##sname,          \
 240        };
 242#define SYSCALL_DEFINE0(sname)                                  \
 243        SYSCALL_TRACE_ENTER_EVENT(_##sname);                    \
 244        SYSCALL_TRACE_EXIT_EVENT(_##sname);                     \
 245        static const struct syscall_metadata __used             \
 246          __attribute__((__aligned__(4)))                       \
 247          __attribute__((section("__syscalls_metadata")))       \
 248          __syscall_meta_##sname = {                            \
 249                .name           = "sys_"#sname,                 \
 250                .nb_args        = 0,                            \
 251                .enter_event    = &event_enter__##sname,        \
 252                .exit_event     = &event_exit__##sname,         \
 253        };                                                      \
 254        asmlinkage long sys_##sname(void)
 256#define SYSCALL_DEFINE0(name)      asmlinkage long sys_##name(void)
 259#define SYSCALL_DEFINE1(name, ...) SYSCALL_DEFINEx(1, _##name, __VA_ARGS__)
 260#define SYSCALL_DEFINE2(name, ...) SYSCALL_DEFINEx(2, _##name, __VA_ARGS__)
 261#define SYSCALL_DEFINE3(name, ...) SYSCALL_DEFINEx(3, _##name, __VA_ARGS__)
 262#define SYSCALL_DEFINE4(name, ...) SYSCALL_DEFINEx(4, _##name, __VA_ARGS__)
 263#define SYSCALL_DEFINE5(name, ...) SYSCALL_DEFINEx(5, _##name, __VA_ARGS__)
 264#define SYSCALL_DEFINE6(name, ...) SYSCALL_DEFINEx(6, _##name, __VA_ARGS__)
 266#ifdef CONFIG_PPC64
 267#define SYSCALL_ALIAS(alias, name)                                      \
 268        asm ("\t.globl " #alias "\n\t.set " #alias ", " #name "\n"      \
 269             "\t.globl ." #alias "\n\t.set ." #alias ", ." #name)
 271#if defined(CONFIG_ALPHA) || defined(CONFIG_MIPS)
 272#define SYSCALL_ALIAS(alias, name)                                      \
 273        asm ( #alias " = " #name "\n\t.globl " #alias)
 275#define SYSCALL_ALIAS(alias, name)                                      \
 276        asm ("\t.globl " #alias "\n\t.set " #alias ", " #name)
 281#define SYSCALL_DEFINEx(x, sname, ...)                          \
 282        static const char *types_##sname[] = {                  \
 283                __SC_STR_TDECL##x(__VA_ARGS__)                  \
 284        };                                                      \
 285        static const char *args_##sname[] = {                   \
 286                __SC_STR_ADECL##x(__VA_ARGS__)                  \
 287        };                                                      \
 288        SYSCALL_METADATA(sname, x);                             \
 289        __SYSCALL_DEFINEx(x, sname, __VA_ARGS__)
 291#define SYSCALL_DEFINEx(x, sname, ...)                          \
 292        __SYSCALL_DEFINEx(x, sname, __VA_ARGS__)
 297#define SYSCALL_DEFINE(name) static inline long SYSC_##name
 299#define __SYSCALL_DEFINEx(x, name, ...)                                 \
 300        asmlinkage long sys##name(__SC_DECL##x(__VA_ARGS__));           \
 301        static inline long SYSC##name(__SC_DECL##x(__VA_ARGS__));       \
 302        asmlinkage long SyS##name(__SC_LONG##x(__VA_ARGS__))            \
 303        {                                                               \
 304                __SC_TEST##x(__VA_ARGS__);                              \
 305                return (long) SYSC##name(__SC_CAST##x(__VA_ARGS__));    \
 306        }                                                               \
 307        SYSCALL_ALIAS(sys##name, SyS##name);                            \
 308        static inline long SYSC##name(__SC_DECL##x(__VA_ARGS__))
 312#define SYSCALL_DEFINE(name) asmlinkage long sys_##name
 313#define __SYSCALL_DEFINEx(x, name, ...)                                 \
 314        asmlinkage long sys##name(__SC_DECL##x(__VA_ARGS__))
 318asmlinkage long sys_time(time_t __user *tloc);
 319asmlinkage long sys_stime(time_t __user *tptr);
 320asmlinkage long sys_gettimeofday(struct timeval __user *tv,
 321                                struct timezone __user *tz);
 322asmlinkage long sys_settimeofday(struct timeval __user *tv,
 323                                struct timezone __user *tz);
 324asmlinkage long sys_adjtimex(struct timex __user *txc_p);
 326asmlinkage long sys_times(struct tms __user *tbuf);
 328asmlinkage long sys_gettid(void);
 329asmlinkage long sys_nanosleep(struct timespec __user *rqtp, struct timespec __user *rmtp);
 330asmlinkage long sys_alarm(unsigned int seconds);
 331asmlinkage long sys_getpid(void);
 332asmlinkage long sys_getppid(void);
 333asmlinkage long sys_getuid(void);
 334asmlinkage long sys_geteuid(void);
 335asmlinkage long sys_getgid(void);
 336asmlinkage long sys_getegid(void);
 337asmlinkage long sys_getresuid(uid_t __user *ruid, uid_t __user *euid, uid_t __user *suid);
 338asmlinkage long sys_getresgid(gid_t __user *rgid, gid_t __user *egid, gid_t __user *sgid);
 339asmlinkage long sys_getpgid(pid_t pid);
 340asmlinkage long sys_getpgrp(void);
 341asmlinkage long sys_getsid(pid_t pid);
 342asmlinkage long sys_getgroups(int gidsetsize, gid_t __user *grouplist);
 344asmlinkage long sys_setregid(gid_t rgid, gid_t egid);
 345asmlinkage long sys_setgid(gid_t gid);
 346asmlinkage long sys_setreuid(uid_t ruid, uid_t euid);
 347asmlinkage long sys_setuid(uid_t uid);
 348asmlinkage long sys_setresuid(uid_t ruid, uid_t euid, uid_t suid);
 349asmlinkage long sys_setresgid(gid_t rgid, gid_t egid, gid_t sgid);
 350asmlinkage long sys_setfsuid(uid_t uid);
 351asmlinkage long sys_setfsgid(gid_t gid);
 352asmlinkage long sys_setpgid(pid_t pid, pid_t pgid);
 353asmlinkage long sys_setsid(void);
 354asmlinkage long sys_setgroups(int gidsetsize, gid_t __user *grouplist);
 356asmlinkage long sys_acct(const char __user *name);
 357asmlinkage long sys_capget(cap_user_header_t header,
 358                                cap_user_data_t dataptr);
 359asmlinkage long sys_capset(cap_user_header_t header,
 360                                const cap_user_data_t data);
 361asmlinkage long sys_personality(u_long personality);
 363asmlinkage long sys_sigpending(old_sigset_t __user *set);
 364asmlinkage long sys_sigprocmask(int how, old_sigset_t __user *set,
 365                                old_sigset_t __user *oset);
 366asmlinkage long sys_getitimer(int which, struct itimerval __user *value);
 367asmlinkage long sys_setitimer(int which,
 368                                struct itimerval __user *value,
 369                                struct itimerval __user *ovalue);
 370asmlinkage long sys_timer_create(clockid_t which_clock,
 371                                 struct sigevent __user *timer_event_spec,
 372                                 timer_t __user * created_timer_id);
 373asmlinkage long sys_timer_gettime(timer_t timer_id,
 374                                struct itimerspec __user *setting);
 375asmlinkage long sys_timer_getoverrun(timer_t timer_id);
 376asmlinkage long sys_timer_settime(timer_t timer_id, int flags,
 377                                const struct itimerspec __user *new_setting,
 378                                struct itimerspec __user *old_setting);
 379asmlinkage long sys_timer_delete(timer_t timer_id);
 380asmlinkage long sys_clock_settime(clockid_t which_clock,
 381                                const struct timespec __user *tp);
 382asmlinkage long sys_clock_gettime(clockid_t which_clock,
 383                                struct timespec __user *tp);
 384asmlinkage long sys_clock_getres(clockid_t which_clock,
 385                                struct timespec __user *tp);
 386asmlinkage long sys_clock_nanosleep(clockid_t which_clock, int flags,
 387                                const struct timespec __user *rqtp,
 388                                struct timespec __user *rmtp);
 390asmlinkage long sys_nice(int increment);
 391asmlinkage long sys_sched_setscheduler(pid_t pid, int policy,
 392                                        struct sched_param __user *param);
 393asmlinkage long sys_sched_setparam(pid_t pid,
 394                                        struct sched_param __user *param);
 395asmlinkage long sys_sched_getscheduler(pid_t pid);
 396asmlinkage long sys_sched_getparam(pid_t pid,
 397                                        struct sched_param __user *param);
 398asmlinkage long sys_sched_setaffinity(pid_t pid, unsigned int len,
 399                                        unsigned long __user *user_mask_ptr);
 400asmlinkage long sys_sched_getaffinity(pid_t pid, unsigned int len,
 401                                        unsigned long __user *user_mask_ptr);
 402asmlinkage long sys_sched_yield(void);
 403asmlinkage long sys_sched_get_priority_max(int policy);
 404asmlinkage long sys_sched_get_priority_min(int policy);
 405asmlinkage long sys_sched_rr_get_interval(pid_t pid,
 406                                        struct timespec __user *interval);
 407asmlinkage long sys_setpriority(int which, int who, int niceval);
 408asmlinkage long sys_getpriority(int which, int who);
 410asmlinkage long sys_shutdown(int, int);
 411asmlinkage long sys_reboot(int magic1, int magic2, unsigned int cmd,
 412                                void __user *arg);
 413asmlinkage long sys_restart_syscall(void);
 414asmlinkage long sys_kexec_load(unsigned long entry, unsigned long nr_segments,
 415                                struct kexec_segment __user *segments,
 416                                unsigned long flags);
 418asmlinkage long sys_exit(int error_code);
 419asmlinkage long sys_exit_group(int error_code);
 420asmlinkage long sys_wait4(pid_t pid, int __user *stat_addr,
 421                                int options, struct rusage __user *ru);
 422asmlinkage long sys_waitid(int which, pid_t pid,
 423                           struct siginfo __user *infop,
 424                           int options, struct rusage __user *ru);
 425asmlinkage long sys_waitpid(pid_t pid, int __user *stat_addr, int options);
 426asmlinkage long sys_set_tid_address(int __user *tidptr);
 427asmlinkage long sys_futex(u32 __user *uaddr, int op, u32 val,
 428                        struct timespec __user *utime, u32 __user *uaddr2,
 429                        u32 val3);
 431asmlinkage long sys_init_module(void __user *umod, unsigned long len,
 432                                const char __user *uargs);
 433asmlinkage long sys_delete_module(const char __user *name_user,
 434                                unsigned int flags);
 436asmlinkage long sys_rt_sigprocmask(int how, sigset_t __user *set,
 437                                sigset_t __user *oset, size_t sigsetsize);
 438asmlinkage long sys_rt_sigpending(sigset_t __user *set, size_t sigsetsize);
 439asmlinkage long sys_rt_sigtimedwait(const sigset_t __user *uthese,
 440                                siginfo_t __user *uinfo,
 441                                const struct timespec __user *uts,
 442                                size_t sigsetsize);
 443asmlinkage long sys_rt_tgsigqueueinfo(pid_t tgid, pid_t  pid, int sig,
 444                siginfo_t __user *uinfo);
 445asmlinkage long sys_kill(int pid, int sig);
 446asmlinkage long sys_tgkill(int tgid, int pid, int sig);
 447asmlinkage long sys_tkill(int pid, int sig);
 448asmlinkage long sys_rt_sigqueueinfo(int pid, int sig, siginfo_t __user *uinfo);
 449asmlinkage long sys_sgetmask(void);
 450asmlinkage long sys_ssetmask(int newmask);
 451asmlinkage long sys_signal(int sig, __sighandler_t handler);
 452asmlinkage long sys_pause(void);
 454asmlinkage long sys_sync(void);
 455asmlinkage long sys_fsync(unsigned int fd);
 456asmlinkage long sys_fdatasync(unsigned int fd);
 457asmlinkage long sys_bdflush(int func, long data);
 458asmlinkage long sys_mount(char __user *dev_name, char __user *dir_name,
 459                                char __user *type, unsigned long flags,
 460                                void __user *data);
 461asmlinkage long sys_umount(char __user *name, int flags);
 462asmlinkage long sys_oldumount(char __user *name);
 463asmlinkage long sys_truncate(const char __user *path, long length);
 464asmlinkage long sys_ftruncate(unsigned int fd, unsigned long length);
 465asmlinkage long sys_stat(char __user *filename,
 466                        struct __old_kernel_stat __user *statbuf);
 467asmlinkage long sys_statfs(const char __user * path,
 468                                struct statfs __user *buf);
 469asmlinkage long sys_statfs64(const char __user *path, size_t sz,
 470                                struct statfs64 __user *buf);
 471asmlinkage long sys_fstatfs(unsigned int fd, struct statfs __user *buf);
 472asmlinkage long sys_fstatfs64(unsigned int fd, size_t sz,
 473                                struct statfs64 __user *buf);
 474asmlinkage long sys_lstat(char __user *filename,
 475                        struct __old_kernel_stat __user *statbuf);
 476asmlinkage long sys_fstat(unsigned int fd,
 477                        struct __old_kernel_stat __user *statbuf);
 478asmlinkage long sys_newstat(char __user *filename,
 479                                struct stat __user *statbuf);
 480asmlinkage long sys_newlstat(char __user *filename,
 481                                struct stat __user *statbuf);
 482asmlinkage long sys_newfstat(unsigned int fd, struct stat __user *statbuf);
 483asmlinkage long sys_ustat(unsigned dev, struct ustat __user *ubuf);
 484#if BITS_PER_LONG == 32
 485asmlinkage long sys_stat64(char __user *filename,
 486                                struct stat64 __user *statbuf);
 487asmlinkage long sys_fstat64(unsigned long fd, struct stat64 __user *statbuf);
 488asmlinkage long sys_lstat64(char __user *filename,
 489                                struct stat64 __user *statbuf);
 490asmlinkage long sys_truncate64(const char __user *path, loff_t length);
 491asmlinkage long sys_ftruncate64(unsigned int fd, loff_t length);
 494asmlinkage long sys_setxattr(const char __user *path, const char __user *name,
 495                             const void __user *value, size_t size, int flags);
 496asmlinkage long sys_lsetxattr(const char __user *path, const char __user *name,
 497                              const void __user *value, size_t size, int flags);
 498asmlinkage long sys_fsetxattr(int fd, const char __user *name,
 499                              const void __user *value, size_t size, int flags);
 500asmlinkage long sys_getxattr(const char __user *path, const char __user *name,
 501                             void __user *value, size_t size);
 502asmlinkage long sys_lgetxattr(const char __user *path, const char __user *name,
 503                              void __user *value, size_t size);
 504asmlinkage long sys_fgetxattr(int fd, const char __user *name,
 505                              void __user *value, size_t size);
 506asmlinkage long sys_listxattr(const char __user *path, char __user *list,
 507                              size_t size);
 508asmlinkage long sys_llistxattr(const char __user *path, char __user *list,
 509                               size_t size);
 510asmlinkage long sys_flistxattr(int fd, char __user *list, size_t size);
 511asmlinkage long sys_removexattr(const char __user *path,
 512                                const char __user *name);
 513asmlinkage long sys_lremovexattr(const char __user *path,
 514                                 const char __user *name);
 515asmlinkage long sys_fremovexattr(int fd, const char __user *name);
 517asmlinkage long sys_brk(unsigned long brk);
 518asmlinkage long sys_mprotect(unsigned long start, size_t len,
 519                                unsigned long prot);
 520asmlinkage long sys_mremap(unsigned long addr,
 521                           unsigned long old_len, unsigned long new_len,
 522                           unsigned long flags, unsigned long new_addr);
 523asmlinkage long sys_remap_file_pages(unsigned long start, unsigned long size,
 524                        unsigned long prot, unsigned long pgoff,
 525                        unsigned long flags);
 526asmlinkage long sys_msync(unsigned long start, size_t len, int flags);
 527asmlinkage long sys_fadvise64(int fd, loff_t offset, size_t len, int advice);
 528asmlinkage long sys_fadvise64_64(int fd, loff_t offset, loff_t len, int advice);
 529asmlinkage long sys_munmap(unsigned long addr, size_t len);
 530asmlinkage long sys_mlock(unsigned long start, size_t len);
 531asmlinkage long sys_munlock(unsigned long start, size_t len);
 532asmlinkage long sys_mlockall(int flags);
 533asmlinkage long sys_munlockall(void);
 534asmlinkage long sys_madvise(unsigned long start, size_t len, int behavior);
 535asmlinkage long sys_mincore(unsigned long start, size_t len,
 536                                unsigned char __user * vec);
 538asmlinkage long sys_pivot_root(const char __user *new_root,
 539                                const char __user *put_old);
 540asmlinkage long sys_chroot(const char __user *filename);
 541asmlinkage long sys_mknod(const char __user *filename, int mode,
 542                                unsigned dev);
 543asmlinkage long sys_link(const char __user *oldname,
 544                                const char __user *newname);
 545asmlinkage long sys_symlink(const char __user *old, const char __user *new);
 546asmlinkage long sys_unlink(const char __user *pathname);
 547asmlinkage long sys_rename(const char __user *oldname,
 548                                const char __user *newname);
 549asmlinkage long sys_chmod(const char __user *filename, mode_t mode);
 550asmlinkage long sys_fchmod(unsigned int fd, mode_t mode);
 552asmlinkage long sys_fcntl(unsigned int fd, unsigned int cmd, unsigned long arg);
 553#if BITS_PER_LONG == 32
 554asmlinkage long sys_fcntl64(unsigned int fd,
 555                                unsigned int cmd, unsigned long arg);
 557asmlinkage long sys_pipe(int __user *fildes);
 558asmlinkage long sys_pipe2(int __user *fildes, int flags);
 559asmlinkage long sys_dup(unsigned int fildes);
 560asmlinkage long sys_dup2(unsigned int oldfd, unsigned int newfd);
 561asmlinkage long sys_dup3(unsigned int oldfd, unsigned int newfd, int flags);
 562asmlinkage long sys_ioperm(unsigned long from, unsigned long num, int on);
 563asmlinkage long sys_ioctl(unsigned int fd, unsigned int cmd,
 564                                unsigned long arg);
 565asmlinkage long sys_flock(unsigned int fd, unsigned int cmd);
 566asmlinkage long sys_io_setup(unsigned nr_reqs, aio_context_t __user *ctx);
 567asmlinkage long sys_io_destroy(aio_context_t ctx);
 568asmlinkage long sys_io_getevents(aio_context_t ctx_id,
 569                                long min_nr,
 570                                long nr,
 571                                struct io_event __user *events,
 572                                struct timespec __user *timeout);
 573asmlinkage long sys_io_submit(aio_context_t, long,
 574                                struct iocb __user * __user *);
 575asmlinkage long sys_io_cancel(aio_context_t ctx_id, struct iocb __user *iocb,
 576                              struct io_event __user *result);
 577asmlinkage long sys_sendfile(int out_fd, int in_fd,
 578                             off_t __user *offset, size_t count);
 579asmlinkage long sys_sendfile64(int out_fd, int in_fd,
 580                               loff_t __user *offset, size_t count);
 581asmlinkage long sys_readlink(const char __user *path,
 582                                char __user *buf, int bufsiz);
 583asmlinkage long sys_creat(const char __user *pathname, int mode);
 584asmlinkage long sys_open(const char __user *filename,
 585                                int flags, int mode);
 586asmlinkage long sys_close(unsigned int fd);
 587asmlinkage long sys_access(const char __user *filename, int mode);
 588asmlinkage long sys_vhangup(void);
 589asmlinkage long sys_chown(const char __user *filename,
 590                                uid_t user, gid_t group);
 591asmlinkage long sys_lchown(const char __user *filename,
 592                                uid_t user, gid_t group);
 593asmlinkage long sys_fchown(unsigned int fd, uid_t user, gid_t group);
 594#ifdef CONFIG_UID16
 595asmlinkage long sys_chown16(const char __user *filename,
 596                                old_uid_t user, old_gid_t group);
 597asmlinkage long sys_lchown16(const char __user *filename,
 598                                old_uid_t user, old_gid_t group);
 599asmlinkage long sys_fchown16(unsigned int fd, old_uid_t user, old_gid_t group);
 600asmlinkage long sys_setregid16(old_gid_t rgid, old_gid_t egid);
 601asmlinkage long sys_setgid16(old_gid_t gid);
 602asmlinkage long sys_setreuid16(old_uid_t ruid, old_uid_t euid);
 603asmlinkage long sys_setuid16(old_uid_t uid);
 604asmlinkage long sys_setresuid16(old_uid_t ruid, old_uid_t euid, old_uid_t suid);
 605asmlinkage long sys_getresuid16(old_uid_t __user *ruid,
 606                                old_uid_t __user *euid, old_uid_t __user *suid);
 607asmlinkage long sys_setresgid16(old_gid_t rgid, old_gid_t egid, old_gid_t sgid);
 608asmlinkage long sys_getresgid16(old_gid_t __user *rgid,
 609                                old_gid_t __user *egid, old_gid_t __user *sgid);
 610asmlinkage long sys_setfsuid16(old_uid_t uid);
 611asmlinkage long sys_setfsgid16(old_gid_t gid);
 612asmlinkage long sys_getgroups16(int gidsetsize, old_gid_t __user *grouplist);
 613asmlinkage long sys_setgroups16(int gidsetsize, old_gid_t __user *grouplist);
 614asmlinkage long sys_getuid16(void);
 615asmlinkage long sys_geteuid16(void);
 616asmlinkage long sys_getgid16(void);
 617asmlinkage long sys_getegid16(void);
 620asmlinkage long sys_utime(char __user *filename,
 621                                struct utimbuf __user *times);
 622asmlinkage long sys_utimes(char __user *filename,
 623                                struct timeval __user *utimes);
 624asmlinkage long sys_lseek(unsigned int fd, off_t offset,
 625                          unsigned int origin);
 626asmlinkage long sys_llseek(unsigned int fd, unsigned long offset_high,
 627                        unsigned long offset_low, loff_t __user *result,
 628                        unsigned int origin);
 629asmlinkage long sys_read(unsigned int fd, char __user *buf, size_t count);
 630asmlinkage long sys_readahead(int fd, loff_t offset, size_t count);
 631asmlinkage long sys_readv(unsigned long fd,
 632                          const struct iovec __user *vec,
 633                          unsigned long vlen);
 634asmlinkage long sys_write(unsigned int fd, const char __user *buf,
 635                          size_t count);
 636asmlinkage long sys_writev(unsigned long fd,
 637                           const struct iovec __user *vec,
 638                           unsigned long vlen);
 639asmlinkage long sys_pread64(unsigned int fd, char __user *buf,
 640                            size_t count, loff_t pos);
 641asmlinkage long sys_pwrite64(unsigned int fd, const char __user *buf,
 642                             size_t count, loff_t pos);
 643asmlinkage long sys_preadv(unsigned long fd, const struct iovec __user *vec,
 644                           unsigned long vlen, unsigned long pos_l, unsigned long pos_h);
 645asmlinkage long sys_pwritev(unsigned long fd, const struct iovec __user *vec,
 646                            unsigned long vlen, unsigned long pos_l, unsigned long pos_h);
 647asmlinkage long sys_getcwd(char __user *buf, unsigned long size);
 648asmlinkage long sys_mkdir(const char __user *pathname, int mode);
 649asmlinkage long sys_chdir(const char __user *filename);
 650asmlinkage long sys_fchdir(unsigned int fd);
 651asmlinkage long sys_rmdir(const char __user *pathname);
 652asmlinkage long sys_lookup_dcookie(u64 cookie64, char __user *buf, size_t len);
 653asmlinkage long sys_quotactl(unsigned int cmd, const char __user *special,
 654                                qid_t id, void __user *addr);
 655asmlinkage long sys_getdents(unsigned int fd,
 656                                struct linux_dirent __user *dirent,
 657                                unsigned int count);
 658asmlinkage long sys_getdents64(unsigned int fd,
 659                                struct linux_dirent64 __user *dirent,
 660                                unsigned int count);
 662asmlinkage long sys_setsockopt(int fd, int level, int optname,
 663                                char __user *optval, int optlen);
 664asmlinkage long sys_getsockopt(int fd, int level, int optname,
 665                                char __user *optval, int __user *optlen);
 666asmlinkage long sys_bind(int, struct sockaddr __user *, int);
 667asmlinkage long sys_connect(int, struct sockaddr __user *, int);
 668asmlinkage long sys_accept(int, struct sockaddr __user *, int __user *);
 669asmlinkage long sys_accept4(int, struct sockaddr __user *, int __user *, int);
 670asmlinkage long sys_getsockname(int, struct sockaddr __user *, int __user *);
 671asmlinkage long sys_getpeername(int, struct sockaddr __user *, int __user *);
 672asmlinkage long sys_send(int, void __user *, size_t, unsigned);
 673asmlinkage long sys_sendto(int, void __user *, size_t, unsigned,
 674                                struct sockaddr __user *, int);
 675asmlinkage long sys_sendmsg(int fd, struct msghdr __user *msg, unsigned flags);
 676asmlinkage long sys_recv(int, void __user *, size_t, unsigned);
 677asmlinkage long sys_recvfrom(int, void __user *, size_t, unsigned,
 678                                struct sockaddr __user *, int __user *);
 679asmlinkage long sys_recvmsg(int fd, struct msghdr __user *msg, unsigned flags);
 680asmlinkage long sys_socket(int, int, int);
 681asmlinkage long sys_socketpair(int, int, int, int __user *);
 682asmlinkage long sys_socketcall(int call, unsigned long __user *args);
 683asmlinkage long sys_listen(int, int);
 684asmlinkage long sys_poll(struct pollfd __user *ufds, unsigned int nfds,
 685                                long timeout);
 686asmlinkage long sys_select(int n, fd_set __user *inp, fd_set __user *outp,
 687                        fd_set __user *exp, struct timeval __user *tvp);
 688asmlinkage long sys_epoll_create(int size);
 689asmlinkage long sys_epoll_create1(int flags);
 690asmlinkage long sys_epoll_ctl(int epfd, int op, int fd,
 691                                struct epoll_event __user *event);
 692asmlinkage long sys_epoll_wait(int epfd, struct epoll_event __user *events,
 693                                int maxevents, int timeout);
 694asmlinkage long sys_epoll_pwait(int epfd, struct epoll_event __user *events,
 695                                int maxevents, int timeout,
 696                                const sigset_t __user *sigmask,
 697                                size_t sigsetsize);
 698asmlinkage long sys_gethostname(char __user *name, int len);
 699asmlinkage long sys_sethostname(char __user *name, int len);
 700asmlinkage long sys_setdomainname(char __user *name, int len);
 701asmlinkage long sys_newuname(struct new_utsname __user *name);
 703asmlinkage long sys_getrlimit(unsigned int resource,
 704                                struct rlimit __user *rlim);
 705#if defined(COMPAT_RLIM_OLD_INFINITY) || !(defined(CONFIG_IA64))
 706asmlinkage long sys_old_getrlimit(unsigned int resource, struct rlimit __user *rlim);
 708asmlinkage long sys_setrlimit(unsigned int resource,
 709                                struct rlimit __user *rlim);
 710asmlinkage long sys_getrusage(int who, struct rusage __user *ru);
 711asmlinkage long sys_umask(int mask);
 713asmlinkage long sys_msgget(key_t key, int msgflg);
 714asmlinkage long sys_msgsnd(int msqid, struct msgbuf __user *msgp,
 715                                size_t msgsz, int msgflg);
 716asmlinkage long sys_msgrcv(int msqid, struct msgbuf __user *msgp,
 717                                size_t msgsz, long msgtyp, int msgflg);
 718asmlinkage long sys_msgctl(int msqid, int cmd, struct msqid_ds __user *buf);
 720asmlinkage long sys_semget(key_t key, int nsems, int semflg);
 721asmlinkage long sys_semop(int semid, struct sembuf __user *sops,
 722                                unsigned nsops);
 723asmlinkage long sys_semctl(int semid, int semnum, int cmd, union semun arg);
 724asmlinkage long sys_semtimedop(int semid, struct sembuf __user *sops,
 725                                unsigned nsops,
 726                                const struct timespec __user *timeout);
 727asmlinkage long sys_shmat(int shmid, char __user *shmaddr, int shmflg);
 728asmlinkage long sys_shmget(key_t key, size_t size, int flag);
 729asmlinkage long sys_shmdt(char __user *shmaddr);
 730asmlinkage long sys_shmctl(int shmid, int cmd, struct shmid_ds __user *buf);
 732asmlinkage long sys_mq_open(const char __user *name, int oflag, mode_t mode, struct mq_attr __user *attr);
 733asmlinkage long sys_mq_unlink(const char __user *name);
 734asmlinkage long sys_mq_timedsend(mqd_t mqdes, const char __user *msg_ptr, size_t msg_len, unsigned int msg_prio, const struct timespec __user *abs_timeout);
 735asmlinkage long sys_mq_timedreceive(mqd_t mqdes, char __user *msg_ptr, size_t msg_len, unsigned int __user *msg_prio, const struct timespec __user *abs_timeout);
 736asmlinkage long sys_mq_notify(mqd_t mqdes, const struct sigevent __user *notification);
 737asmlinkage long sys_mq_getsetattr(mqd_t mqdes, const struct mq_attr __user *mqstat, struct mq_attr __user *omqstat);
 739asmlinkage long sys_pciconfig_iobase(long which, unsigned long bus, unsigned long devfn);
 740asmlinkage long sys_pciconfig_read(unsigned long bus, unsigned long dfn,
 741                                unsigned long off, unsigned long len,
 742                                void __user *buf);
 743asmlinkage long sys_pciconfig_write(unsigned long bus, unsigned long dfn,
 744                                unsigned long off, unsigned long len,
 745                                void __user *buf);
 747asmlinkage long sys_prctl(int option, unsigned long arg2, unsigned long arg3,
 748                        unsigned long arg4, unsigned long arg5);
 749asmlinkage long sys_swapon(const char __user *specialfile, int swap_flags);
 750asmlinkage long sys_swapoff(const char __user *specialfile);
 751asmlinkage long sys_sysctl(struct __sysctl_args __user *args);
 752asmlinkage long sys_sysinfo(struct sysinfo __user *info);
 753asmlinkage long sys_sysfs(int option,
 754                                unsigned long arg1, unsigned long arg2);
 755asmlinkage long sys_nfsservctl(int cmd,
 756                                struct nfsctl_arg __user *arg,
 757                                void __user *res);
 758asmlinkage long sys_syslog(int type, char __user *buf, int len);
 759asmlinkage long sys_uselib(const char __user *library);
 760asmlinkage long sys_ni_syscall(void);
 761asmlinkage long sys_ptrace(long request, long pid, long addr, long data);
 763asmlinkage long sys_add_key(const char __user *_type,
 764                            const char __user *_description,
 765                            const void __user *_payload,
 766                            size_t plen,
 767                            key_serial_t destringid);
 769asmlinkage long sys_request_key(const char __user *_type,
 770                                const char __user *_description,
 771                                const char __user *_callout_info,
 772                                key_serial_t destringid);
 774asmlinkage long sys_keyctl(int cmd, unsigned long arg2, unsigned long arg3,
 775                           unsigned long arg4, unsigned long arg5);
 777asmlinkage long sys_ioprio_set(int which, int who, int ioprio);
 778asmlinkage long sys_ioprio_get(int which, int who);
 779asmlinkage long sys_set_mempolicy(int mode, unsigned long __user *nmask,
 780                                unsigned long maxnode);
 781asmlinkage long sys_migrate_pages(pid_t pid, unsigned long maxnode,
 782                                const unsigned long __user *from,
 783                                const unsigned long __user *to);
 784asmlinkage long sys_move_pages(pid_t pid, unsigned long nr_pages,
 785                                const void __user * __user *pages,
 786                                const int __user *nodes,
 787                                int __user *status,
 788                                int flags);
 789asmlinkage long sys_mbind(unsigned long start, unsigned long len,
 790                                unsigned long mode,
 791                                unsigned long __user *nmask,
 792                                unsigned long maxnode,
 793                                unsigned flags);
 794asmlinkage long sys_get_mempolicy(int __user *policy,
 795                                unsigned long __user *nmask,
 796                                unsigned long maxnode,
 797                                unsigned long addr, unsigned long flags);
 799asmlinkage long sys_inotify_init(void);
 800asmlinkage long sys_inotify_init1(int flags);
 801asmlinkage long sys_inotify_add_watch(int fd, const char __user *path,
 802                                        u32 mask);
 803asmlinkage long sys_inotify_rm_watch(int fd, __s32 wd);
 805asmlinkage long sys_spu_run(int fd, __u32 __user *unpc,
 806                                 __u32 __user *ustatus);
 807asmlinkage long sys_spu_create(const char __user *name,
 808                unsigned int flags, mode_t mode, int fd);
 810asmlinkage long sys_mknodat(int dfd, const char __user * filename, int mode,
 811                            unsigned dev);
 812asmlinkage long sys_mkdirat(int dfd, const char __user * pathname, int mode);
 813asmlinkage long sys_unlinkat(int dfd, const char __user * pathname, int flag);
 814asmlinkage long sys_symlinkat(const char __user * oldname,
 815                              int newdfd, const char __user * newname);
 816asmlinkage long sys_linkat(int olddfd, const char __user *oldname,
 817                           int newdfd, const char __user *newname, int flags);
 818asmlinkage long sys_renameat(int olddfd, const char __user * oldname,
 819                             int newdfd, const char __user * newname);
 820asmlinkage long sys_futimesat(int dfd, char __user *filename,
 821                              struct timeval __user *utimes);
 822asmlinkage long sys_faccessat(int dfd, const char __user *filename, int mode);
 823asmlinkage long sys_fchmodat(int dfd, const char __user * filename,
 824                             mode_t mode);
 825asmlinkage long sys_fchownat(int dfd, const char __user *filename, uid_t user,
 826                             gid_t group, int flag);
 827asmlinkage long sys_openat(int dfd, const char __user *filename, int flags,
 828                           int mode);
 829asmlinkage long sys_newfstatat(int dfd, char __user *filename,
 830                               struct stat __user *statbuf, int flag);
 831asmlinkage long sys_fstatat64(int dfd, char __user *filename,
 832                               struct stat64 __user *statbuf, int flag);
 833asmlinkage long sys_readlinkat(int dfd, const char __user *path, char __user *buf,
 834                               int bufsiz);
 835asmlinkage long sys_utimensat(int dfd, char __user *filename,
 836                                struct timespec __user *utimes, int flags);
 837asmlinkage long sys_unshare(unsigned long unshare_flags);
 839asmlinkage long sys_splice(int fd_in, loff_t __user *off_in,
 840                           int fd_out, loff_t __user *off_out,
 841                           size_t len, unsigned int flags);
 843asmlinkage long sys_vmsplice(int fd, const struct iovec __user *iov,
 844                             unsigned long nr_segs, unsigned int flags);
 846asmlinkage long sys_tee(int fdin, int fdout, size_t len, unsigned int flags);
 848asmlinkage long sys_sync_file_range(int fd, loff_t offset, loff_t nbytes,
 849                                        unsigned int flags);
 850asmlinkage long sys_sync_file_range2(int fd, unsigned int flags,
 851                                     loff_t offset, loff_t nbytes);
 852asmlinkage long sys_get_robust_list(int pid,
 853                                    struct robust_list_head __user * __user *head_ptr,
 854                                    size_t __user *len_ptr);
 855asmlinkage long sys_set_robust_list(struct robust_list_head __user *head,
 856                                    size_t len);
 857asmlinkage long sys_getcpu(unsigned __user *cpu, unsigned __user *node, struct getcpu_cache __user *cache);
 858asmlinkage long sys_signalfd(int ufd, sigset_t __user *user_mask, size_t sizemask);
 859asmlinkage long sys_signalfd4(int ufd, sigset_t __user *user_mask, size_t sizemask, int flags);
 860asmlinkage long sys_timerfd_create(int clockid, int flags);
 861asmlinkage long sys_timerfd_settime(int ufd, int flags,
 862                                    const struct itimerspec __user *utmr,
 863                                    struct itimerspec __user *otmr);
 864asmlinkage long sys_timerfd_gettime(int ufd, struct itimerspec __user *otmr);
 865asmlinkage long sys_eventfd(unsigned int count);
 866asmlinkage long sys_eventfd2(unsigned int count, int flags);
 867asmlinkage long sys_fallocate(int fd, int mode, loff_t offset, loff_t len);
 868asmlinkage long sys_old_readdir(unsigned int, struct old_linux_dirent __user *, unsigned int);
 869asmlinkage long sys_pselect6(int, fd_set __user *, fd_set __user *,
 870                             fd_set __user *, struct timespec __user *,
 871                             void __user *);
 872asmlinkage long sys_ppoll(struct pollfd __user *, unsigned int,
 873                          struct timespec __user *, const sigset_t __user *,
 874                          size_t);
 876int kernel_execve(const char *filename, char *const argv[], char *const envp[]);
 879asmlinkage long sys_perf_event_open(
 880                struct perf_event_attr __user *attr_uptr,
 881                pid_t pid, int cpu, int group_fd, unsigned long flags);